| Williamsport to Noventa Vicentina | 4,229.05 mi (6,806.00 km) |
| Williamsport to Novi di Modena | 4,216.40 mi (6,785.63 km) |
| Williamsport to Novi Ligure | 4,131.57 mi (6,649.12 km) |
| Williamsport to Nuoro | 4,313.56 mi (6,942.01 km) |
| Williamsport to Occhiobello | 4,243.94 mi (6,829.95 km) |
| Williamsport to Oderzo | 4,251.09 mi (6,841.48 km) |
| Williamsport to Oggiono | 4,120.37 mi (6,631.09 km) |
| Williamsport to Olbia | 4,298.97 mi (6,918.52 km) |
| Williamsport to Oleggio | 4,096.47 mi (6,592.63 km) |
| Williamsport to Olgiate Comasco | 4,104.29 mi (6,605.22 km) |
| Williamsport to Olgiate Olona | 4,105.87 mi (6,607.76 km) |
| Williamsport to Omegna | 4,077.57 mi (6,562.21 km) |
| Williamsport to Opera | 4,128.43 mi (6,644.07 km) |
| Williamsport to Oppeano | 4,213.85 mi (6,781.54 km) |
| Williamsport to Orbassano | 4,069.90 mi (6,549.88 km) |
